About: http://webisa.webdatacommons.org/139009845

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Operations 840, 850, 860, 870 and 880 are identical operations to operations 640, 650, 660, 670 and 680, respectively, of FIG. 5, except for the number that has resulted from operations 620 and 820.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com